United States Patent D681188

Hu, Kai-hsiang (New Taipei, TW)
Xu, Shi-man (New Taipei, TW)
Lai, Jia-sheng (New Taipei, TW)
He, Hai-jun (New Taipei, TW)
Application Number:
Publication Date:
Filing Date:
Cooler Master Co., Ltd. (New Taipei, TW)
Primary Class:
International Classes:
(IPC1-7): 2304
Field of Search:
D23/381-383, D23/370-379, D23/385-388, D23/393, D23/394, D23/399, D23/411-414, D23/355, D23/356, 454/237-253, 454/186, 454/228-236, 52/302.1, 417/423.1, 417/423.14, 415/182.1, 415/200, 415/90, 416/244R, 416/246, 416/247R, D6/309, D21/430, D21/436, D21/442, D21/447, D21/450, D21/453, D21/458
View Patent Images:
US Patent References:
D670803FanNovember, 2012SpaggiariD23/413
D645134Fan bladeSeptember, 2011Lee et al.D23/411
D594955Centrifugal blower fanJune, 2009NodaD23/370
D571000Fan impellerJune, 2008Bei et al.D23/413
D561888ImpellerFebruary, 2008Yang et al.D23/379
D558324Overlapping fan-blade structure for a fan wheelDecember, 2007HongD23/379
D511824FanNovember, 2005Chen et al.D23/370
D509584Fan wheel with hub fastenerSeptember, 2005Li et al.D23/413
6877958Heat-dissipating device and its manufacturing processApril, 2005Lin et al.416/228
D486572ImpellerFebruary, 2004Chen et al.D23/413
D485904Fan bladeJanuary, 2004Tsai et al.D23/413
D453827Fan bladeFebruary, 2002Kuo et al.D23/413
D438609FanMarch, 2001ColliverD23/411

Primary Examiner:
Spear, Robert M.
Assistant Examiner:
Hallmark, Janice
Attorney, Agent or Firm:
Shih, Chun-ming
HDLS IPR Services

1. The ornamental design for a fan, as shown and described.


FIG. 1 is a perspective view of a fan showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is another perspective view showing the fan.